/*
 * Copyright 2016 KairosDB Authors
 *
 *    Licensed under the Apache License, Version 2.0 (the "License");
 *    you may not use this file except in compliance with the License.
 *    You may obtain a copy of the License at
 *
 *        http://www.apache.org/licenses/LICENSE-2.0
 *
 *    Unless required by applicable law or agreed to in writing, software
 *    distributed under the License is distributed on an "AS IS" BASIS,
 *    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *    See the License for the specific language governing permissions and
 *    limitations under the License.
 */
package org.kairosdb.core.http.rest.json;

import java.util.ArrayList;
import java.util.List;

import static org.kairosdb.util.Preconditions.checkNotNullOrEmpty;

public class ValidationErrors
{
	private List<String> errors = new ArrayList<String>();

	@SuppressWarnings("ThrowableResultOfMethodCallIgnored")
	public void addErrorMessage(String message)
	{
		checkNotNullOrEmpty(message);
		errors.add(message);
	}

	public void add(ValidationErrors errors)
	{
		this.errors.addAll(errors.getErrors());
	}

	public boolean hasErrors()
	{
		return errors.size() > 0;
	}

	public List<String> getErrors()
	{
		return errors;
	}

	public String getFirstError()
	{
		return errors.get(0);
	}

	public int size()
	{
		return errors.size();
	}
}